Answer:
2a.cell and their components
2bcells ....living
2c pre existing cells
3the structural and functional unit of life
4true nucleus .....organells
5 true nucleus ......membrane
Answer:
Skin cells would die and not be replaced.
Explanation:
Answer:
The correct answer will be option-B.
Explanation:
Sertoli cells are the large somatic cells present in the testis which helps in the formation of spermatozoa. The Sertoli cells create a suitable environment for the production and maturation of the sperms as they produce certain molecules which nourishes the sperms.
The Sertoli cells act as a barrier between the testis and blood and secrete enzymes like inhibin. They eliminate the apoptotic germ cells and also produce seminiferous fluid to nourish the sperm. They do not play any role in primary spermatocytes.
Thus, Option-B is the correct answer.
Answer: C. cropping patterns
Explanation:
Cropping pattern can be defined as the area in which the different crops grow at different times of the year. It also consider the spatial arrangement and time used to grow a sequence of crops that are grown in a particular area of land.
The given situation is indicative of the cropping patterns as different crops are grown in the same land over particular period of the year.